Home / 77,238.46-106,564.31-43,241.95

Finding the Fourth Proportional to 77,238.46, 106,564.31 and 43,241.95

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Solution

The fourth proportional to 77,238.46, 106,564.31 and 43,241.95 is: 59,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,238.46 : 106,564.31 = 43,241.95 : x
  2. Step 2: Convert to fraction form
    77,238.46/106,564.31 = 43,241.95/x
  3. Step 3: Cross multiply
    77,238.46x = 106,564.31 × 43,241.95
  4. Step 4: Simplify right side
    77,238.46x = 4,608,048,348.59
  5. Step 5: Solve for x
    x = 4,608,048,348.59/77,238.46
  6. Step 6: Final answer
    x = 59,660.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.